The Switchvox E530 has been designed with a server-class architecture and features cutting edge technology to ensure your organization stays connected. It is equipped with a quad-core processor, solid state drive, and the entire suite of advanced Unified Communications (UC) features available from Switchvox. With the power to support up to 600 phones and 200 concurrent calls, the E530 is the best value, single server communications solution for midsize businesses available.